A "random drawing" is when a winner is chosen by chance. Names or numbers are usually picked from a hat or using a computer program, giving everyone an equal opportunity to win. Full definition
Winners chosen by random drawing from eligible entries and notified by email if provided and / or here. (the-chicken-chick.com)
The 2 winners have been selected by random draw, and have been contacted at their supplied email address. (gamemakerblog.com)
Winners will be selected via random draw, and will be notified by e-mail and will have 72 hours to respond, otherwise a new winner will be selected. (thehealthyfoodie.com)